Lead acid battery



FIG. 1 is a front, top, and right side perspective view of a lead acid battery showing our new design;

FIG. 2 is a front, top, and left side perspective view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is an enlarged partial view of the lead acid battery in the area of arrow lines 4-4 of FIG. 1;

FIG. 5 is an enlarged partial view of the lead acid battery in the area of arrow lines 5-5 of FIG. 2;

FIG. 6 is an enlarged partial view of the lead acid battery in the area of arrow lines 6-6 of FIG. 3; and,

FIG. 7 is an enlarged partial view of the lead acid battery in the area of arrow lines 7-7 of FIG. 4.

The broken lines shown in the figures illustrate portions of the lead acid battery that form no part of the claimed design. 

CLAIM The ornamental design for a lead acid battery, as shown and described. 